Question: Monthly demand at A&D Electronics for flat-screen TVs are as follows. Estimate demand for the next two weeks using simple exponential smoothing with =0.3 and
Monthly demand at A&D Electronics for flat-screen TVs are as follows. Estimate demand for the next two weeks using simple exponential smoothing with =0.3 and Holts model with =0.05 and beta=0.1. For simple exponential smoothing model, use the level at Period 0 to be L_0=1669. For the Holts model, use the level at Period 0 to be L_0=958 and the trend in Period 0 to be T_0=109 (both are obtained through regression). Partially solved Exponential Smoothing model. Please fill the blanks by finding the levels and forecasts for Periods 1, 2, 3, 4, 11 and 12, and forecast for Periods 13 and 14.
| Period | Sales | Level | Forecast |
| 0 | 1669 | ||
| 1 | 1010 |
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| 2 | 1123 |
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| 3 | 1281 |
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| 4 | 1455 | 1375 | |
| 5 | 1568 | 1433 | 1375 |
| 6 | 1658 | 1501 | 1433 |
| 7 | 1734 | 1571 | 1501 |
| 8 | 1860 | 1657 | 1571 |
| 9 | 1874 | 1722 | 1657 |
| 10 | 2086 | 1831 | 1722 |
| 11 | 2177 | 1935 |
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| 12 | 2201 |
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| 13 14 |
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